That little look down bends your spine and triggers your stomach to do a little crunch. “You’ve already started to bend incorrectly — at your waist,” Couch says. “Almost everyone in the U.S. bends at the stomach.”

In the process, our backs curve into the letter “C” — or, as Couch says, “We all look like really folded cashews.”

In other words, when we bend over in the U.S., most of us look like nuts!But in many parts of the world, people don’t look like cashews when they bend over. Instead, you see something very different.